Question

1.which is a better unit to measure the following? use km,m or cm . first one is done for you.
(e) Speed of a car
(f) Length of an aeroplane
(g) Height of a building
(h) Length of a line segment
(i) Length of a crayon? ​

Answer 1

Answer:

e. km/s or m/s

f . m

g. m

h. cm

I. cm